ammonites相关论文
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Jurassic-Cretaceous Boundary Strata of the Somanakamura Group in NE Japan and their Correlation with
Defining the Jurassic-Cretaceous boundary is a controversy in stratigraphic study of the world. It has been widely accep......
Oxfordian (Jurassic) mayaitid (ammonite) dispersal in the Tibetan Himalaya as the first signal of th
New fossil collections in the Lanongla area, Tibetan Himalaya enables the establishment of the Upper Jurassic ammonoid s......
Cephalopods of the “Falang Formation” (Triassic) from Guanling and Zhenfeng Counties, Guizhou Provin
The "Falang Formation" of western Guizhou was previously called the "Halobia Bed" and considered to beLadinian in age. I......
近期采集的菊石鉴定表明藏北安多地区布曲组、"夏里组"和"索瓦组"的时代为中巴通期至中卡洛维期.特别要指出的是, 从藏北地区沉积......
西藏北部色哇和安多地区32°-33°N，88°-91°E范围内的菊石化石证明了东特提斯北缘侏罗纪土阿辛期（Toarcian）和阿林......
古生物功能形态与进化图谱具有分形特征．以菊石为例，应用分形几何学的观点对菊石缝合线的形态进行了定量描述．菊石缝合线具有分形结构......
Cephalopods of the ＂Falang Formation＂ （Triassic） from Guanling and Zhenfeng Counties, Guizhou Provin
The 'Falang Formation' of western Guizhou was previously called the 'Halobia Bed' and considered to beLa......
